> Add a kernel-wide "phys_addr_t" which is guaranteed to be able to hold> any physical address. By default it equals the word size of the> architecture, but a 32-bit architecture can set ARCH_PHYS_ADDR_T_64BIT> if it needs a 64-bit phys_addr_t.>

You say this is a bugfix but you don't describe the bug. This makes itrather hard to make the 2.6.2[5678] decisions.